APACHE POINT OBSERVATORY SDSS 2.5M OBSERVING LOG Wednesday January 28, 2009 (MJD 54860) ---=== OBSERVING TEAM ===--- Dmitry Bizyaev (observer) Howard Brewington (observer) Alaina Shelden (training) ---=== OBSERVING PLAN ===--- Science! ---=== OBSERVING SUMMARY ===--- scanStripe 71 N 174 to -155 (does not include ramps) Added signal to: cart 06, plate 3198 Completed: cart 05, 3230 and cart 04, 3181 ---=== OBSERVING LOG ===--- 00:28Z Sunset 00:29Z Enclosure off, topped-off spectro secondary dewars, checked top/bottom balance, did a test slew, checked fiducial crossings for each axis, and started the DIMM. Note: We have a moon tonight, which will not set until one hour after the end of evening twilight. So, we cannot do the the high priority stripe as detailed in Don's email. 01:00Z Cart 06, 3198 (Dec08a_SEGUE2). An FK5 was used to find the field; the first guider frame was #1177. Seeing was about 1.0" as reported by the DIMM. Completed one exposure; see below. 01:29 58483 10.0 flat 01:31 58484 2.0 arc 01:57Z Twilight end 02:13 58485 1800.0 target MJD b1 r1 b2 r2 Texp Sum --------------------------------------------------- 54853 8.7 3.0 10.2 7.7 1800.0 29.6 54853 8.2 2.6 10.1 7.2 1800.0 28.1 54857 2.2 1.4 2.8 2.8 1801.0 9.2 54857 3.8 2.1 5.4 5.0 1501.0 16.3 54860 7.6 4.2 9.0 7.7 1800.0 28.5 --------------------------------------------------- Total: 30.5 13.3 37.5 30.4 8702.0 --> 111.7 Total when ALL b,r values > 2.0: 28.3 11.9 34.7 27.6 6901.0 --> 102.5 02:20Z Mounted the imager and did a top/bottom balance check. 02:25Z scanStripe 71 N -startLambda 170; see Imaging Details for more info. 02:59Z Moonset 05:13Z On-telescope bias; run # 7938 05:30Z Dismounted imager; mounted corrector and cart 05. Did a top/bottom balance check. 05:51Z Cart 05, plate 3230 (Dec08a_SEGUE). And FK5 was used to find the field. The first guider frame was #1354. The seeing was about 1" as reported by the DIMM. Completed five exposures; plate was declared done. 06:08 58486 10.0 flat 06:11 58487 2.0 arc 06:45 58488 1800.0 target 07:18 58489 1800.0 target 07:55 58490 1800.0 target 07:58 58491 10.0 flat 08:00 58492 2.0 arc 08:38 58493 1800.0 target 09:06 58494 1502.0 target 09:09 58495 10.0 flat 09:12 58496 2.0 arc --------------------------------------------------- MJD b1 r1 b2 r2 Texp Sum --------------------------------------------------- 54859 3.9 2.6 3.9 3.7 1801.0 14.1 54859 5.1 2.5 4.6 4.5 1801.0 16.7 54859 5.6 3.0 5.2 4.7 1800.0 18.5 54859 2.7 2.1 3.1 1.6 1800.0 9.5 54859 3.6 2.1 4.9 2.3 1800.0 12.9 54860 7.2 4.5 7.3 6.3 1800.0 25.3 54860 4.0 3.5 4.9 3.9 1800.0 16.3 54860 5.5 3.6 5.8 4.2 1800.0 19.1 54860 7.0 3.2 6.7 4.8 1800.0 21.7 54860 3.2 2.8 3.7 3.7 1502.0 13.4 --------------------------------------------------- Total: 47.8 29.9 50.1 39.7 17704.0 --> 167.5 Total when ALL b,r values > 2.0: 45.1 27.8 47.0 38.1 15904.0 --> 158.0 09:24Z Cart 04, plate 3181 (Nov08a_SEGUE). And FK5 was used to find the field. The first guider frame was #0334. The seeing was about 1" as reported by the DIMM. Although the previous cals were okay, we had a red number in b1 arc. So, we did a mechPiston of -3000 on sp1. We also did -1000 on sp2. The cals were marked bad; about six minutes were lost. Plate was declared done; see below. Also got one bonus exposure. 09:35 58497 10.0 flat 09:37 58498 2.0 arc 09:57 58499 10.0 flat 09:59 58500 2.0 arc 10:37 58501 1801.0 target 11:10 58502 1800.0 target 11:13 58503 10.0 flat 11:16 58504 2.0 arc 11:51 58505 1801.0 target 12:24 58506 1800.0 target 12:39 Morning twilight 12:42 58507 901.0 target 12:45 58508 10.0 flat 12:48 58509 2.0 arc MJD b1 r1 b2 r2 Texp Sum --------------------------------------------------- 54860 12.8 6.4 13.8 8.5 1801.0 41.5 54860 10.5 5.6 12.4 8.2 1800.0 36.7 54860 12.2 6.0 13.0 8.4 1801.0 39.6 54860 14.9 6.7 15.3 10.1 1800.0 47.0 54860 6.2 4.0 6.3 5.0 901.0 21.5 --------------------------------------------------- Total: 56.6 28.7 60.8 40.2 8103.0 --> 186.3 12:50Z Mounted cart 06 13:00Z Enclosure on 13:07Z endNight finished and was happy ---=== IMAGING RUN SUMMARY ===--- Run Time Stripe Lambda Last Flavor Comments Start End Begin End Frame ------------------------------------------------------------------------- 7936 22:11Z 22:53Z 100 O 170.31 -179.14 85 ignore 7937 02:37Z 05:12Z 71 N 168.54 -152.55 274 science 7938 05:13Z 05:31Z 100 O -83.92 -79.41 44 bias ---=== IMAGING RUN DETAILS ===--- Run 7937: Science, 71 N, -startLambda 176 -endLambda -153 Frame Lambda Notes ----- ------ -------------------------------------------------------- 15 170 Focus converged, skippy is happy, seeing =~1.6" 31 172 Start ramp up to science in moonlight (02:51Z) 44 176 Start science at moonset (02:59Z) 251 -155 End science (05:04Z) 265 -153 End ramp (05:12Z) ++++++++++++++++++++++++++++++++++++++++++++++++++++++ Run: 7938 On-telescope bias (about 30 frames) ---=== SKIPPY RESULTS ===--- Run Frame nFrames stars muErr muRms nuErr nuRms rot az el --------------------------------------------------------------------------- 7937 15 4 83 7.600 0.144 -5.600 0.148 -0.01975 284 30 7937 85 4 103 8.500 0.162 -5.000 0.162 -0.02199 284 32 7937 136 4 89 9.200 0.381 -4.900 0.166 -0.02411 284 32 7937 190 4 91 8.800 0.133 -4.600 0.130 -0.02525 282 33 7937 241 4 73 9.200 0.121 -4.000 0.148 -0.02354 281 33 ---=== LTMATCH RESULTS ===--- Run Field nFields alt az nGood rowMean rowSig colMean colSig rot ------------------------------------------------------------------------ 7937 26 1 31 255 26 -1.403 0.243 3.422 0.163 -0.01151 7937 26 1 31 255 41 -1.452 0.331 3.452 0.272 -0.01161 7937 26 1 31 255 30 -1.460 0.240 3.480 0.242 -0.01170 7937 26 1 31 255 23 -1.659 0.283 3.756 0.170 -0.01263 7937 26 1 31 255 27 -1.718 0.267 3.687 0.256 -0.01239 7937 44 1 31 255 29 -0.350 0.280 3.348 0.171 -0.01126 7937 44 1 31 255 31 -0.482 0.288 3.417 0.205 -0.01149 7937 44 1 31 255 38 -0.382 0.269 3.491 0.224 -0.01174 7937 44 1 31 255 23 -0.451 0.236 3.658 0.200 -0.01230 7937 44 1 31 255 29 -0.251 0.277 3.469 0.174 -0.01167 7937 95 1 32 256 19 -0.539 0.223 3.388 0.147 -0.01139 7937 95 1 32 256 20 -0.722 0.244 3.623 0.173 -0.01218 7937 95 1 32 256 23 -0.675 0.165 3.491 0.298 -0.01174 7937 95 1 32 256 25 -0.826 0.244 3.687 0.142 -0.01240 7937 95 1 32 256 28 -0.931 0.186 3.674 0.182 -0.01235 7937 113 1 32 256 31 -0.381 0.162 3.726 0.295 -0.01253 7937 113 1 32 256 25 -0.310 0.159 3.642 0.241 -0.01225 7937 113 1 32 256 22 -0.242 0.111 3.637 0.209 -0.01223 7937 113 1 32 256 17 -0.231 0.141 3.598 0.196 -0.01210 7937 113 1 32 256 18 -0.314 0.192 3.513 0.280 -0.01181 7937 149 1 33 257 22 -1.490 0.520 3.787 0.282 -0.01273 7937 149 1 33 257 20 -1.420 0.554 3.828 0.314 -0.01287 7937 149 1 33 257 18 -1.368 0.592 3.882 0.424 -0.01305 7937 149 1 33 257 20 -1.324 0.593 3.843 0.469 -0.01292 7937 149 1 33 257 23 -1.420 0.421 3.897 0.382 -0.01310 7937 165 1 33 257 21 -0.389 0.137 3.298 0.173 -0.01109 7937 165 1 33 257 12 -0.519 0.158 3.512 0.152 -0.01181 7937 165 1 33 257 16 -0.665 0.114 3.770 0.257 -0.01268 7937 165 1 33 257 19 -0.603 0.133 3.683 0.138 -0.01238 7937 165 1 33 257 27 -0.690 0.199 3.967 0.303 -0.01334 7937 200 1 33 258 16 -0.481 0.155 4.195 0.134 -0.01410 7937 200 1 33 258 17 -0.512 0.246 4.444 0.224 -0.01494 7937 200 1 33 258 16 -0.510 0.170 4.487 0.272 -0.01508 7937 200 1 33 258 19 -0.590 0.210 4.707 0.203 -0.01582 7937 200 1 33 258 22 -0.567 0.187 4.847 0.233 -0.01630 7937 218 1 33 259 10 -0.277 0.130 4.011 0.132 -0.01349 7937 218 1 33 259 19 -0.163 0.089 4.292 0.175 -0.01443 7937 218 1 33 259 15 -0.240 0.143 4.261 0.216 -0.01432 7937 218 1 33 259 18 -0.388 0.138 4.435 0.186 -0.01491 7937 218 1 33 259 19 -0.385 0.106 4.707 0.205 -0.01582 7937 252 1 33 260 13 -0.140 0.218 2.941 0.135 -0.00989 7937 252 1 33 260 21 -0.128 0.192 3.187 0.141 -0.01072 7937 252 1 33 260 22 -0.245 0.209 3.433 0.171 -0.01154 7937 252 1 33 260 18 -0.319 0.170 3.459 0.157 -0.01163 7937 252 1 33 260 24 -0.406 0.154 3.648 0.242 -0.01226 ---=== SPECTROSCOPY DATA SUMMARY ===--- Summary Checked (y/n):y QA Procedures Done (y/n):y UT Exp Time flavor comment (S/N)^2 totals ========================================== b1 r1 b2 r2 ----- sequence 58477, plate -9999 ------- 22:13 58477 0.0 bias ----- sequence 58478, plate 3198 ------- 22:45 58478 10.0 flat 22:48 58479 2.0 arc 22:52 58480 2.0 arc 22:55 58481 3.0 arc ----- sequence 58482, plate -9999 ------- 23:00 58482 0.0 bias ----- sequence 58483, plate 3198 ------- 01:29 58483 10.0 flat 01:31 58484 2.0 arc 02:13 58485 1800.0 target ----- sequence 58486, plate 3230 ------- 06:08 58486 10.0 flat 06:11 58487 2.0 arc 06:45 58488 1800.0 target 07:18 58489 1800.0 target 07:55 58490 1800.0 target 07:58 58491 10.0 flat 08:00 58492 2.0 arc 08:38 58493 1800.0 target 09:06 58494 1502.0 target 09:09 58495 10.0 flat 09:12 58496 2.0 arc ----- sequence 58497, plate 3181 ------- 09:35 58497 10.0 flat 09:37 58498 2.0 arc 09:57 58499 10.0 flat 09:59 58500 2.0 arc 10:37 58501 1801.0 target 11:10 58502 1800.0 target 11:13 58503 10.0 flat 11:16 58504 2.0 arc 11:51 58505 1801.0 target 12:24 58506 1800.0 target 12:42 58507 901.0 target 12:45 58508 10.0 flat 12:48 58509 2.0 arc ---=== TELESCOPE OFFSETS AND SCALE I ===--- Time Instrument Az Alt Rot Scale pos offset pos offset pos offset ------------------------------------------------------------------------------ 01:43Z 6 3198 -73.15 -0.0029 50.18 -0.0000 123.54 -0.0008 0.999880 06:18Z 5 3230 28.85 0.0044 70.87 -0.0043 204.93 0.0196 0.999940 12:40Z 4 3181 -94.68 -0.0059 62.59 -0.0020 102.68 0.0310 0.999910 ---=== TELESCOPE OFFSETS AND SCALE II ===--- ---=== FOCUS LOG ===--- setmir piston Temp Wind Time Inst scale M1 M2 Foc Az Alt (C) MPH Dir filt fwhm ------------------------------------------------------------------------------ 01:43Z 6 3198 0.99988 1184 2411 250 -73 50.3 -0.7 15 341 gdr 1.3 06:18Z 5 3230 0.99994 591 1820 200 29 70.9 -2.4 0 122 gdr 1.2 12:40Z 4 3181 0.99991 888 1991 110 -95 62.6 -1.3 24 26 gdr 1.4 ---=== WEATHER LOG ===--- Wind Time Temp F Dewp F MPH Direction Dust DIMM Sky 21:41Z 33 4 3 283 (WNW) 992 - 22:13Z 32 4 7 358 (NNW) 989 - 22:45Z 32 5 17 315 (NW) 911 - 23:16Z 31 5 14 1 (N) 858 - 23:48Z 31 4 13 339 (NNW) 924 - 00:21Z 31 3 3 352 (NNW) 718 - 00:53Z 30 4 12 1 (N) 696 - 01:24Z 31 4 13 340 (NNW) 634 - 01:57Z 30 3 14 355 (NNW) 708 - 02:29Z 30 4 2 330 (NNW) 530 - 03:01Z 29 2 15 356 (NNW) 619 - 03:33Z 29 4 20 0 (N) 600 - 04:05Z 30 4 19 9 (N) 466 - 04:38Z 28 4 20 359 (NNW) 527 - 05:10Z 27 5 11 3 (N) 537 - 05:42Z 27 5 12 22 (NNE) 548 - 06:12Z 27 5 21 23 (NNE) 664 - 06:43Z 26 7 14 24 (NNE) 799 - 07:15Z 25 8 14 11 (N) 691 - 07:45Z 25 9 28 31 (NNE) 501 - 08:15Z 26 8 16 24 (NNE) 515 - 08:47Z 26 8 12 24 (NNE) 555 - 09:17Z 27 7 21 16 (NNE) 507 - 09:48Z 26 5 20 12 (NNE) 438 - 10:20Z 28 0 23 13 (NNE) 437 - 10:50Z 28 -2 23 26 (NNE) 551 - 11:20Z 28 -6 24 38 (NE) 629 - 11:52Z 29 -12 23 19 (NNE) 640 - 12:25Z 29 -16 15 19 (NNE) 547 - 12:57Z 29 -17 19 40 (NE) 464 - ---=== TELESCOPE STATUS ===--- 23:28Z Doors and louvers open, fans on. 00:29Z Enclosure off. 12:50Z Enclosure on, doors and louvers closed, fans off. No interlocks bypassed. Status at: 13:15Z Telescope stowed at: 30,121,00 mount Instrument mounted: Cartridge 06 Counterweights at: 255 lbs LN2 autofill systems: Connected and turned on. 180L LN2 dewar scales: Spectro 129lbs, 18 psi Imager 161lbs, 20psi ---=== SOFTWARE USED ===--- IOP/SOP: v4_39_0 Watcher: v2_36_0 MCP: v6_4_0 TPM: tpm_v3_5_0 AstroDa: v15_13_1 TCC: TCC 2.7.2.1 August 6 2004 sdssProcedures: v2_43 SoS: v5_1_8 plate-mapper: v4_3_1 ---=== MIRROR NUMBERS ===--- PRIMARY: -------- Scale: 1.000000 MIGS TONIGHT NOMINAL Axial A -0.0270 -0.0280 Axial B 0.0490 0.0470 Axial C -0.0350 -0.0360 Trans D -0.7650 -0.7600 Lateral E 10.5791 10.5791 Lateral F 12.1793 12.1793 GALILS Commanded: 10450. -100. 5750. 8600. 10350. 10000. Actual: 10450. -100. 5750. 8600. 10350. 10000. SETMIR VALUES PriDesOrient: 0.00 -11.72 8.60 496.70 640.50 PriOrient: 1.06 -11.65 8.77 495.77 639.59 SECONDARY: ---------- Focus: 0.00 Air Temp.: 0.3 Alt.: 30.360307 MIGS TONIGHT NOMINAL Axial A 18.5840 18.5840 Axial B 15.6200 15.6220 Axial C 13.8170 13.8150 Trans D 15.1070 15.1080 GALILS Commanded: 1626622. 1528733. 1595611. -2950. -4550. Actual: 1626650. 1528800. 1595600. -2950. -4550. SETMIR VALUES SecDesOrient: 1257.00 -12.00 -28.00 -39.00 94.77 SecOrient: 1256.99 -12.03 -28.02 -39.20 94.72 ---=== PROBLEMS IN DETAIL ===--- Filename 02% 05% 10% 50% 90% 95% 98% ------------------- ------ ------ ------ ------ ------ ------ ------ sdR-b1-00058482.fit -5.3 -4.2 -3.1 2.1 6.8 8.4 10.1 sdR-b2-00058482.fit -8.7 -6.4 -5.0 1.3 7.2 8.9 10.9 sdR-r1-00058482.fit -7.0 -5.3 -4.0 1.2 6.7 8.0 10.0 sdR-r2-00058482.fit -8.1 -6.0 -4.7 0.6 6.6 7.9 10.0 Done for 75.328268 sec. % Program caused arithmetic error: Floating underflow % Program caused arithmetic error: Floating illegal operand IDL 5.5a> apo_plotbias, 58482 ---=== Spectro Collimate Numebrs ===-- IDL 5.5a> collimate, 58480 Reading /data/spectro/54860/sdR-b1-00058480.fit Reading /data/spectro/54860/sdR-b1-00058481.fit COLLIMATE: Min offset = -0.93 pix COLLIMATE: Max offset = 0.52 pix COLLIMATE: RMS across CCD = 0.36 pix COLLIMATE: Mean offset = -0.19 pix COLLIMATE: Camera b1 appears to be OUT-OF-FOCUS (|mean| > 0.15 pix) COLLIMATE: Predict blue camera ring movement of 6.8 degrees for spectro-1 COLLIMATE: (if red is already in focus) Log file = Collimate-54860-b1-00058480.log PostScript file = Collimate-54860-b1-00058480.ps Reading /data/spectro/54860/sdR-b2-00058480.fit Reading /data/spectro/54860/sdR-b2-00058481.fit COLLIMATE: Min offset = -0.74 pix COLLIMATE: Max offset = -0.23 pix COLLIMATE: RMS across CCD = 0.11 pix COLLIMATE: Mean offset = -0.43 pix COLLIMATE: Camera b2 appears to be OUT-OF-FOCUS (|mean| > 0.15 pix) COLLIMATE: Predict blue camera ring movement of 15.2 degrees for spectro-2 COLLIMATE: (if red is already in focus) Log file = Collimate-54860-b2-00058480.log PostScript file = Collimate-54860-b2-00058480.ps Reading /data/spectro/54860/sdR-r1-00058480.fit Reading /data/spectro/54860/sdR-r1-00058481.fit COLLIMATE: Min offset = -0.07 pix COLLIMATE: Max offset = 0.80 pix COLLIMATE: RMS across CCD = 0.25 pix COLLIMATE: Mean offset = 0.27 pix COLLIMATE: Camera r1 appears to be OUT-OF-FOCUS (|mean| > 0.15 pix) COLLIMATE: Predict (red) piston movement of -2474 steps for spectro-1 COLLIMATE: Issue SOP command: "sp1; mechPiston -2474" Log file = Collimate-54860-r1-00058480.log PostScript file = Collimate-54860-r1-00058480.ps Reading /data/spectro/54860/sdR-r2-00058480.fit Reading /data/spectro/54860/sdR-r2-00058481.fit COLLIMATE: Min offset = -0.32 pix COLLIMATE: Max offset = 0.54 pix COLLIMATE: RMS across CCD = 0.23 pix COLLIMATE: Mean offset = 0.23 pix COLLIMATE: Camera r2 appears to be OUT-OF-FOCUS (|mean| > 0.15 pix) COLLIMATE: Predict (red) piston movement of -2134 steps for spectro-2 COLLIMATE: Issue SOP command: "sp2; mechPiston -2134" Log file = Collimate-54860-r2-00058480.log PostScript file = Collimate-54860-r2-00058480.ps % Program caused arithmetic error: Floating illegal operand IDL 5.5a>